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<h1>Class <code>nixio.bin</code></h1>

<p>
 Binary operations and conversion.</p>







<h2>Functions</h2>
<table class="function_list">

	<tr>
	<td class="name" nowrap><a href="#b64decode">b64decode</a>&nbsp;(buffer)</td>
	<td class="summary">
 Base64 decode a given buffer.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#b64encode">b64encode</a>&nbsp;(buffer)</td>
	<td class="summary">
 Base64 encode a given buffer.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#crc32">crc32</a>&nbsp;(buffer, initial)</td>
	<td class="summary">
 Calculate the CRC32 value of a buffer.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#hexlify">hexlify</a>&nbsp;(buffer)</td>
	<td class="summary">
 Return a hexadecimal ASCII represantation of the content of a buffer.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#unhexlify">unhexlify</a>&nbsp;(hexvalue)</td>
	<td class="summary">
 Return a binary buffer from a hexadecimal ASCII representation.</td>
	</tr>

</table>






<br/>
<br/>


<h2><a name="functions"></a>Functions</h2>
<dl class="function">



<dt><a name="b64decode"></a><strong>b64decode</strong>&nbsp;(buffer)</dt>
<dd>

 Base64 decode a given buffer.


<h3>Parameters</h3>
<ul>
	
	<li>
	  buffer: Base64 Encoded data
	</li>
	
</ul>






<h3>Return value:</h3>
binary data



</dd>




<dt><a name="b64encode"></a><strong>b64encode</strong>&nbsp;(buffer)</dt>
<dd>

 Base64 encode a given buffer.


<h3>Parameters</h3>
<ul>
	
	<li>
	  buffer: Buffer
	</li>
	
</ul>






<h3>Return value:</h3>
base64 encoded buffer



</dd>




<dt><a name="crc32"></a><strong>crc32</strong>&nbsp;(buffer, initial)</dt>
<dd>

 Calculate the CRC32 value of a buffer. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  buffer: Buffer
	</li>
	
	<li>
	  initial: Initial CRC32 value (optional)
	</li>
	
</ul>






<h3>Return value:</h3>
crc32 value



</dd>




<dt><a name="hexlify"></a><strong>hexlify</strong>&nbsp;(buffer)</dt>
<dd>

 Return a hexadecimal ASCII represantation of the content of a buffer. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  buffer: Buffer
	</li>
	
</ul>






<h3>Return value:</h3>
representation using characters [0-9a-f]



</dd>




<dt><a name="unhexlify"></a><strong>unhexlify</strong>&nbsp;(hexvalue)</dt>
<dd>

 Return a binary buffer from a hexadecimal ASCII representation. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  hexvalue: representation using characters [0-9a-f]
	</li>
	
</ul>






<h3>Return value:</h3>
binary data



</dd>


</dl>





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